Memory Foam And Pu Leather Memory Foam Inside The Keyboard And Mouse Wrist Rest Keeps Your Wrists Lifted And Supported In A Comfortable Way. It Has A Low Rebound And Will Return To The Original Shape After Removing Your Wrist. These Wrist Rest Pads Is No Deformation And Much Durable Than Other Ones. Pu Leather Surface Is Easy To Cleaned And Washed, Prevent The Damage From Spilled Drinks Or Coffee.